On 13/03/2008, Jeff Dike <[EMAIL PROTECTED]> wrote: > > 2.1) If I change CD-ROM and I try to mount it, I have no problem. It's all > OK. > > 2.2) If I have a CD-ROM inside the reader (and also mounted) and I try > > to do 'eject /dev/ubd2' this is the result: > > > > DebianUM:~# eject /dev/ubd2 > > not an sg device, or old sg driver > > eject: unable to eject, last error: Invalid argument > > > I'll need a strace of this - maybe the ubd driver needs an ioctl > added, which is easy. Maybe eject is trying to communicate directly > with the hardware driver, in which case, this is harder. Thank you Jeff,
so, we are in scenario 2.2. Here's the strace output: ~# strace eject /dev/ubd2 execve("/usr/bin/eject", ["eject", "/dev/ubd2"], [/* 12 vars */]) = 0 brk(0) = 0x606000 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x4001d000 uname({sys="Linux", node="DebianUM", ...}) = 0 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x4001e000 access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) open("/etc/ld.so.cache", O_RDONLY) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=24172, ...}) = 0 mmap(NULL, 24172, PROT_READ, MAP_PRIVATE, 3, 0) = 0x40020000 close(3) = 0 access("/etc/ld.so.nohwcap", F_OK) = -1 ENOENT (No such file or directory) open("/lib/libc.so.6", O_RDONLY) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\340\342"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=1420624, ...}) = 0 mmap(NULL, 3527256, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x4021e000 mprotect(0x40372000, 2097152, PROT_NONE) = 0 mmap(0x40572000, 20480, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x154000) = 0x40572000 mmap(0x40577000, 16984, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x40577000 close(3) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40026000 arch_prctl(ARCH_SET_FS, 0x400266e0) = 0 mprotect(0x40572000, 12288, PROT_READ) = 0 munmap(0x40020000, 24172) = 0 brk(0) = 0x606000 brk(0x627000) = 0x627000 access("/dev/ubd2", F_OK) = 0 readlink("/dev/ubd2", 0x7f7f8e6120, 4095) = -1 EINVAL (Invalid argument) stat("/dev/ubd2", {st_mode=S_IFBLK|0644, st_rdev=makedev(98, 32), ...}) = 0 open("/etc/mtab", O_RDONLY) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=144, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40020000 read(3, "/dev/ubd0 / ext3 rw 0 0\nproc /pr"..., 4096) = 144 stat("/dev/ubd0", {st_mode=S_IFBLK|0644, st_rdev=makedev(98, 0), ...}) = 0 stat("proc", 0x7f7f8e3040) = -1 ENOENT (No such file or directory) stat("sysfs", 0x7f7f8e3040) = -1 ENOENT (No such file or directory) stat("tmpfs", 0x7f7f8e3040) = -1 ENOENT (No such file or directory) stat("devpts", 0x7f7f8e3040) = -1 ENOENT (No such file or directory) read(3, "", 4096) = 0 close(3) = 0 munmap(0x40020000, 4096) = 0 open("/etc/fstab", O_RDONLY) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=209, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40020000 read(3, "# UNCONFIGURED FSTAB FOR BASE SY"..., 4096) = 209 read(3, "", 4096) = 0 close(3) = 0 munmap(0x40020000, 4096) = 0 stat("/dev/ubd2", {st_mode=S_IFBLK|0644, st_rdev=makedev(98, 32), ...}) = 0 open("/dev/ubd2", O_RDWR|O_NONBLOCK) = 3 ioctl(3, CDROMEJECT, 0) = -1 EINVAL (Invalid argument) ioctl(3, SG_GET_VERSION_NUM, 0x7f7f8e30bc) = -1 EINVAL (Invalid argument) fstat(1, {st_mode=S_IFCHR|0600, st_rdev=makedev(4, 1), ...}) = 0 ioctl(1, SNDCTL_TMR_TIMEBASE or TCGETS, {B38400 opost isig icanon echo ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x40020000 write(1, "not an sg device, or old sg driv"..., 35not an sg device, or old sg driver ) = 35 ioctl(3, FDEJECT, 0x40577980) = -1 EINVAL (Invalid argument) ioctl(3, MGSL_IOCGPARAMS or MTIOCTOP or SNDCTL_MIDI_MPUMODE, 0x7f7f8e7d20) = -1 EINVAL (Invalid argument) write(2, "eject: unable to eject, last err"..., 53eject: unable to eject, last error: Invalid argument ) = 53 exit_group(1) = ? Process 1166 detached Thanks, Flavio > > > Jeff > > -- > Work email - jdike at linux dot intel dot com > ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ User-mode-linux-user mailing list User-mode-linux-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-user